diff --git a/lib/bind9/check.c b/lib/bind9/check.c
index f47569100c..4fddefa654 100644
--- a/lib/bind9/check.c
+++ b/lib/bind9/check.c
@@ -15,7 +15,7 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
-/* $Id: check.c,v 1.95 2008/11/19 05:38:49 marka Exp $ */
+/* $Id: check.c,v 1.96 2009/01/17 11:48:43 fdupont Exp $ */
 
 /*! \file */
 
@@ -1150,7 +1150,7 @@ check_zoneconf(const cfg_obj_t *zconfig, const cfg_obj_t *voptions,
 
 	/*
 	 * Look for an already existing zone.
-	 * We need to make this cannonical as isc_symtab_define()
+	 * We need to make this canonical as isc_symtab_define()
 	 * deals with strings.
 	 */
 	dns_fixedname_init(&fixedname);
diff --git a/lib/bind9/include/bind9/getaddresses.h b/lib/bind9/include/bind9/getaddresses.h
index 360e2623e4..8f70997480 100644
--- a/lib/bind9/include/bind9/getaddresses.h
+++ b/lib/bind9/include/bind9/getaddresses.h
@@ -15,7 +15,7 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
-/* $Id: getaddresses.h,v 1.9 2007/06/19 23:47:16 tbox Exp $ */
+/* $Id: getaddresses.h,v 1.10 2009/01/17 11:47:13 fdupont Exp $ */
 
 #ifndef BIND9_GETADDRESSES_H
 #define BIND9_GETADDRESSES_H 1
@@ -40,7 +40,7 @@ bind9_getaddresses(const char *hostname, in_port_t port,
  * first 'addrsize' are returned and the remainder silently truncated.
  *
  * This routine may block.  If called by a program using the isc_app
- * framework, it should be surounded by isc_app_block()/isc_app_unblock().
+ * framework, it should be surrounded by isc_app_block()/isc_app_unblock().
  *
  *  Requires:
  *\li	'hostname' is not NULL.
diff --git a/lib/dns/include/dns/acl.h b/lib/dns/include/dns/acl.h
index 94537a5ccd..ab1323ba4f 100644
--- a/lib/dns/include/dns/acl.h
+++ b/lib/dns/include/dns/acl.h
@@ -15,7 +15,7 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
-/* $Id: acl.h,v 1.31 2007/12/21 06:46:47 marka Exp $ */
+/* $Id: acl.h,v 1.32 2009/01/17 11:52:48 fdupont Exp $ */
 
 #ifndef DNS_ACL_H
 #define DNS_ACL_H 1
@@ -140,7 +140,7 @@ dns_acl_merge(dns_acl_t *dest, dns_acl_t *source, isc_boolean_t pos);
  * If pos is set to false, then the nested ACL is to be negated.  This
  * means reverse the sense of each *positive* element or IP table node,
  * but leave negatives alone, so as to prevent a double-negative causing
- * an unexpected postive match in the parent ACL.
+ * an unexpected positive match in the parent ACL.
  */
 
 void
@@ -211,7 +211,7 @@ dns_aclelement_match(const isc_netaddr_t *reqaddr,
  * Like dns_acl_match, but matches against the single ACL element 'e'
  * rather than a complete ACL, and returns ISC_TRUE iff it matched.
  *
- * To determine whether the match was prositive or negative, the 
+ * To determine whether the match was positive or negative, the 
  * caller should examine e->negative.  Since the element 'e' may be
  * a reference to a named ACL or a nested ACL, a matching element
  * returned through 'matchelt' is not necessarily 'e' itself.
diff --git a/lib/dns/include/dns/compress.h b/lib/dns/include/dns/compress.h
index 0b2c9c3c34..563a84d466 100644
--- a/lib/dns/include/dns/compress.h
+++ b/lib/dns/include/dns/compress.h
@@ -15,7 +15,7 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
-/* $Id: compress.h,v 1.40 2007/06/19 23:47:16 tbox Exp $ */
+/* $Id: compress.h,v 1.41 2009/01/17 11:57:25 fdupont Exp $ */
 
 #ifndef DNS_COMPRESS_H
 #define DNS_COMPRESS_H 1
@@ -77,7 +77,7 @@ struct dns_decompress {
 isc_result_t
 dns_compress_init(dns_compress_t *cctx, int edns, isc_mem_t *mctx);
 /*%<
- *	Inialise the compression context structure pointed to by 'cctx'.
+ *	Initialise the compression context structure pointed to by 'cctx'.
  *
  *	Requires:
  *	\li	'cctx' is a valid dns_compress_t structure.
@@ -136,7 +136,7 @@ dns_compress_setsensitive(dns_compress_t *cctx, isc_boolean_t sensitive);
 isc_boolean_t
 dns_compress_getsensitive(dns_compress_t *cctx);
 /*
- *	Return whether case is to be preservered when compressing
+ *	Return whether case is to be preserved when compressing
  *	domain names.
  *
  *	Requires: